... 4096*4096(More types of touchscreen available: capacitive, resistive or IR optional)Input Device3DES Metal EPP : 16 keys, waterproof, dustproof, vandal ... related drivers availablePackingBubble Foam, carton, wooden caseOther Optionals : UPS, Video Camera, Alarm System, Barcode Scanner,Track Ball, Photo Printer, Cash Acceptor ...